An even large amount of bills in the form of cash stacked up on top of eachother, usually held together with a rubberband or a paper band straight from the bank. Its not a stack if its folded.
Most people go by 100's
100 hundred
dollar bills $10,000
100 fifty
dollar bills $5,000
100 twenty
dollar bills $2,000
100 one dollar bills $100
Or you could go by 50's or 10's
50 hundred dollar bills $5,000
50 fifty dollar bills $2,500
50 twenty dollar bills $1,000
50 one dollar bills $50
10 hundred dollar bills $1,000
10 fifty dollar bills $500
10 twenty dollar bills $200
10 one dollar bills $10
All of these can be excepted as a Stack. It just depends on how wealthy you are.
"Aye, Im rollin in the checks, I got stacks
on the deck."
-me
"We be stackin this paper up"
"
Last night i hit
the strip club with a stack and made it fucking rain."